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18100 Lebreton (2000 LE28)
Classification: Main-belt Asteroid          SPK-ID: 2018100
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1736598114137731 6.1609e-08  
a 2.262471107766147 1.7634e-08 AU
q 1.869570801862368 1.4611e-07 AU
i 3.46547452388546 9.3042e-06 deg
node 187.542793990005 9.9528e-05 deg
peri 97.59908617743218 0.00010479 deg
M 46.57640078504016 3.5932e-05 deg
tp 2456639.681349258180
(2013-Dec-13.18134926)
0.00012305 JED
period 1243.005326544046
3.40
1.4532e-05
3.979e-08
d
yr
n .2896206414504398 3.386e-09 deg/d
Q 2.655371413669926 2.0696e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      625  
   data-arc span      10904 days (29.85 yr)  
   first obs. used      1983-08-30  
   last obs. used      2013-07-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5984  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 18:48:54  

Additional Information
 Earth MOID = .856542 AU 
 T_jup = 3.596 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1 mag n/a MPO266051  

18100 Lebreton           Discovered 2000 June 6 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Jean-Pierre Lebreton (b. 1949), of the ESA/ESTEC Space Science Department, is project scientist for the Huygens probe.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050721/MPCPages.arcLast Updated: 2005-07-21

[ show close-approach data ]
Alternate Designations
 2000 LE28 = 1983 QM = 1999 CA61 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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